118684864 has 56 divisors (see below), whose sum is σ = 245270528. Its totient is φ = 56920320.

The previous prime is 118684843. The next prime is 118684877. The reversal of 118684864 is 468486811.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323209 + ... + 323575.

Almost surely, 2^118684864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118684864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122635264).

118684864 is an abundant number, since it is smaller than the sum of its proper divisors (126585664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

118684864 is a wasteful number, since it uses less digits than its factorization.

118684864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 563 counting only the distinct ones).

The product of its digits is 294912, while the sum is 46.

The square root of 118684864 is about 10894.2583042628. The cubic root of 118684864 is about 491.4339006350.

The spelling of 118684864 in words is "one hundred eighteen million, six hundred eighty-four thousand, eight hundred sixty-four".